Communication device, software update device, software update system, software update method, and program
US7555657B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 29, 2004 |
| Grant date | Jun 30, 2009 |
| Priority date | — |
| Expiry date | May 20, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F8/65
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A software update device capable of communicating with a target update device via a network, the software update device including: a certification information setting unit for generating a first certification information, and transmitting the first certification information to the target update device via a first communication path; a certification requesting unit for transmitting a second certification information to the target update device, and requesting the target update device to execute a certification process with the first and second certification information; and a transmitting unit for transmitting an update software for updating a software of the target update device to the target update device via a second communication path when the certification process succeeds, the second communication path having a process load less than that of the first communication path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.